Ennyonnyola y'ebintu
Enkola y’okuggyawo ggaasi ya haidrojeni salufaayidi (era emanyiddwa nga H2S purification unit) ye ebyuma ebijjuvu ebisengekeddwa nga bigatta okulongoosa nga tekunnabaawo, okulongoosa, n’okulongoosebwa oluvannyuma -.
Omusingi gwayo omukulu gwawukana okusinziira ku kkubo lya tekinologiya: okunyiga eddagala kukozesa ebisengejjo bya alkaline (okugeza, sodium hydroxide, amine) okukolagana ne H2S; okusikiriza kw’omubiri kwesigamye ku biyungo (okugeza, kaboni akola, ebisengejja molekyu) okutega H2S; okuggyawo ebiramu kukozesa obuwuka obutonotono okufuula H2S oxidize mu bintu ebitali bya bulabe.
Kisobola okufuga obulungi ebirimu H2S mu ggaasi erongooseddwa okutuukana n’omutindo gw’eggwanga (okugeza, GB 18918 ku mazzi amakyafu agava mu ggaasi-ggaasi, GB 17820 ku ggaasi ow’obutonde) era mukakafu omukulu eri okufulumya mu makolero okutali kwa bulabe n’okukuuma obutonde bw’ensi.

Omusingi gw’okukola
Enkola y'okukola ey'okuggyawo Hydrogen Sulfide (nga tutwala ekkubo erya bulijjo erya "pretreatment + chemical absorption + post-treatment" nga ekyokulabirako) esobola okufunzibwa ng'emitendera etaano emikulu: okulongoosa ggaasi nga tekunnabaawo → okunyiga eddagala → okutambula kw'ekisengejjero → okulongoosa eddagala erikozesebwa → okufulumya ggaasi erongooseddwa
Okusooka okulongoosa ggaasi:Gaasi erimu H2S- esooka kuyingira mu ngoma ekuba n’okusengejja okuggyawo amatondo g’amazzi (amazzi, amafuta) n’obutundutundu obukalu (enfuufu, obucaafu) obulina obunene bw’obutundutundu obusinga oba obwenkana 5 μm. Kino kiziyiza okuzibikira eminara/payipu ezinyiga era kyewala okukendeeza ku mirimu gy’ebinyiga/ebigonjoola.
Okunyiga eddagala:Gaasi erongooseddwa nga tennabaawo ekulukuta waggulu okuva wansi w’omunaala gw’okunyiga, ate 5-15% alkaline absorbent (okugeza, sodium hydroxide solution ku ggaasi omutono-CO2, MDEA amine solution for high-CO2 gas) efuuyirwa wansi okuva waggulu. Mu kitanda ekipakiddwa (ekijjudde okupakinga okutegekeddwa nga empeta za pall), ggaasi n’amazzi bituuka ku kukwatagana okujjuvu: H2S ekolagana n’ekinyiga (okugeza, H2S + 2NaOH → Na2S + 2H2O) okukola eminnyo egitabulwa, nga gitwalibwa mu wansi w’omunaala n’ekisengejjero.
Entambula y’ekigonjoola:Ekisengejjero ekinyiga oluvannyuma lw’okunyiga H2S kikung’aanyizibwa mu ssukaali wansi w’omunaala, oluvannyuma ne kipambiddwa mu kifo ekiwanyisiganya ebbugumu okunnyogoga (okufuga ebbugumu ku diguli 30-40 okukuuma obulungi bw’okunyiga), era ku nkomerero ne kiddamu okukozesebwa ne kidda waggulu ku munaala. Ekitundu ekitono ekya "spent solution" (nga alkali ekendedde) kifulumizibwa buli kiseera okwewala okukuŋŋaanyizibwa kw'omunnyo.
Obujjanjabi bwa solution ezisaasaanyiziddwa:Ekisengejjo ekimaze okukozesebwa (ekirimu sodium sulfide/ammonium sulfide) kisindikibwa mu ttanka y’okufuula amazzi amakyafu, gye kirongoosebwa n’ebirungo ebiziyiza okuzimba (okugeza, hydrogen peroxide) okukyusa sulfides okufuuka salufa oba sulfate atalina bulabe, oluvannyuma ne kifulumizibwa oluvannyuma lw’okutuukiriza omutindo gw’amazzi amakyafu. Ku nkola ennene-ensengekera, ekisengejjero kisobola okuddamu okutondebwa (okugeza, okuggyamu ekisengejjero kya amine) okuddamu okukozesa ekinyiga.
Omukka ogufuluma mu ggaasi erongooseddwa:Gaasi eyaggyibwako H2S-efuluma waggulu w’omunaala gw’okunyiga, eyita mu kifo ekiggya enfuufu okuggyawo amatondo g’amazzi agayingiziddwa (ekinyiga ekisigadde), n’oluvannyuma n’etambuzibwa mu nkola eziri wansi (okugeza, payipu ya ggaasi ow’obutonde, enkola y’okwokya) oba n’efulumizibwa oluvannyuma lw’okutuukiriza omutindo gw’obutonde.


Enkola y’okuggyawo ggaasi wa Hydrogen Sulfide Ebikulu
Obulung’amu bwa waggulu mu kuggyawo
Wansi w’ensengeka eya mutindo, obulungi bw’okuggyawo H2S Businga oba bwenkana 98%; nga erina dizayini erongooseddwa (okugeza, multi-stage absorption, high-efficiency adsorbents), esobola okutuuka ku 99.9%, okukendeeza ku H2S concentration okuva ku 10,000 ppm okutuuka wansi wa 1 ppm.
Okukozesebwa mu bugazi
Asobola okukwata enzizi za ggaasi ezirina H2S concentration okuva ku 50 ppm okutuuka ku 50,000 ppm, era n’okukwatagana n’ebitundu bya ggaasi eby’enjawulo (okugeza, nga zirina/ezitaliiko CO2, hydrocarbons) nga zikyusa ebinyiga/ebinyiga.
Okukola okutebenkevu
Eriko enkola z’okufuga ez’otoma (mita za pH, H2S online analyzers, flow controllers) okulondoola ebikulu ebipimo mu kiseera ekituufu; bwe kiba nti ekipimo kya H2S ekiyingira kikyukakyuka, enkola etereeza ddoozi/omutindo gw’okutambula kw’ekinyiga mu ddakiika 15-30 okukuuma obutebenkevu.
Okuziyiza okukulukuta
Ebitundu ebikulu (omunaala gw’okunyiga, payipu, ppampu) bikolebwa mu bintu ebigumira okukulukuta-FRP (fiberglass-obuveera obunywezeddwa) ku nkola za puleesa entono-, ekyuma ekitali kizimbulukuse ekya 316L ku nkola za puleesa eya wakati-eza waggulu-okuziyiza okukulukuta kwa H2S ne alkaline solution.
Ensimbi ntono mu kukola emirimu
Ekinyiga kirina omuwendo gw’okukozesa ogw’amaanyi (okugeza, kkiro 1.2-1.5 eza NaOH buli kkiro ya H2S eggiddwawo); ku nkola ezisobola okuddamu okukola (okugeza, amine), omuwendo gw’okuddamu okukozesa ebinyiga gusukka ebitundu 95%, ekikendeeza ku nkozesa y’eddagala.
Ebirungi ebiri mu bintu bya kkampuni yaffe
Mu mbeera y’amateeka agafuga obutonde bw’ensi agagenda geeyongera okukakali n’ebyetaago by’obukuumi bw’amakolero, dizayini erongooseddwa gwe musingi gw’okulaba ng’okulongoosa kukolebwa bulungi n’okutebenkera okw’ekiseera ekiwanvu-. Kkampuni yaffe erina ttiimu ya bayinginiya abakugu abalina obumanyirivu obw’emyaka egisukka mu 25 mu kulongoosa ggaasi, nga bamanyi omutindo gw’omunda n’ebweru nga GB 150 (ebibya bya puleesa), API 581 (H2S corrosion control), ISO 13130 (okulongoosa ggaasi), ne EPA Method 8 (H2S detection). Tuwa dizayini erongooseddwa okusinziira ku bintu bya ggaasi ya bakasitoma (H2S concentration, CO2 content, hydrocarbon composition), puleesa y’okukola, n’ebyetaago by’okufulumya: ku nkola za ggaasi ow’obutonde, tulongoosa amine solution circulation logic okwewala CO2 okutaataaganyizibwa; ku nkola za biogas, tukozesa anti-fouling packing okuziyiza okuzibikira kw’ebintu ebiramu. Tusuula "one-size-fits-all" templates ne tukola detailed mass transfer/hydraulic simulation ku buli pulojekiti okukakasa nti ekola bulungi.
Kkampuni yaffe essa mu nkola nnyo enkola y’okuddukanya omutindo eya ISO9001 mu bulamu bwa pulojekiti bwonna, ng’ekwata ku dizayini, okugula, okukola, n’okutandika okukola. Mu kiseera ky’omutendera gw’okukola dizayini, bayinginiya abakulu bakola okukakasa okusalasala-ku bifaananyi n’ebipimo by’enkola okumalawo ensobi mu dizayini; ku bitundu ebikulu (okupakinga omunaala gw’okunyiga, okwekenneenya kwa H2S, ppampu ezigumira okukulukuta-), tulonda ebintu okuva mu bika ebimanyiddwa ennyo (okugeza, okupakinga kwa Sulzer, okwekenneenya kwa Emerson) era ne tukola okwekebejja okuyingira okusinziira ku biragiro eby’ekikugu (okugeza, okugezesa ebitonde by’ebintu, okugezesa okuziyiza puleesa). Mu kiseera ky’okukola, omunaala gw’okunyiga guyita mu kugezesebwa okutali-okusaanyaawo (UT ku welds, RT ku bitundu ebinene-ebisenge) n’okugezesebwa kwa puleesa y’amazzi (emirundi 1.25 ku puleesa ya dizayini) okukakasa nti gusibye n’amaanyi g’enzimba. Nga tebannaba kuzaala, enkola eno eyitamu essaawa 72-okugezesebwa okukola okutambula obutasalako-okukakasa obulungi bw’okuggyawo H2S, okugwa kwa puleesa, n’okukozesa eddagala-okukakasa nti ebiraga byonna bituukana n’ebyetaago bya dizayini.
Tutwala omutindo gw'ebintu ng'obulamu bw'ekitongole era twewaddeyo okutuusa ebyuma "zero-fault". Buli nkola eyita mu kulondoola omutindo ku mitendera mingi: omunaala gw’okunyiga gulina obulamu bwa dizayini obusukka oba obwenkana emyaka 20, ate ekizigo ekigumira okukulukuta-(ku minaala gya FRP) kirina okuziyiza okufuuyira omunnyo okusukka oba okwenkana essaawa 1000; enkola y'okufuga otomatiki eriko okukendeeza ku mirundi ebiri (okugeza, sensa ya pH ey'okutereka) okwewala okuggalwa olw'okulemererwa kw'ekitundu kimu-; obudde bw’enkola wakati w’okulemererwa (MTBF) busukka essaawa 8000. Tuwa ebiwandiiko ebijjuvu ebikakasa omutindo, omuli satifikeeti z’ebintu, lipoota z’okugezesa ezitali-zisaanyaawo, ne lipoota z’okugezesa omutindo gw’emirimu, era tukakasa nti omuwendo gw’ebisaanyizo by’ekkolero ogw’ebintu guli 100%.
Empeereza ennungi oluvannyuma lwa-okutunda kye kisumuluzo ky'okukakasa nti enkola eno ekola obutasalako. Bwe tufuna okusaba okuweereza bakasitoma, ttiimu yaffe ey’ekikugu egaba endowooza ezisooka mu ssaawa 12 (24/7) ng’eyita ku ssimu, email, oba vidiyo conference-nga mw’otwalidde n’okuzuula ebizibu (okugeza, obulungi bw’okuggyawo obutono obuva ku bungi bwa alkali obutono) n’okugonjoola ebisookerwako. Ku nsonga eziyinza okugonjoolwa okuva ewala (okugeza, okutereeza parameter, control system calibration), tulungamya bakasitoma okumaliriza okugonjoola ebizibu mu ssaawa 24; ku -obwetaavu bw’okuddaabiriza mu kifo (okugeza, okukyusa okupakinga, okuddaabiriza ppampu), tusindika bayinginiya mu ssaawa 48 (ez’omunda) oba essaawa 72 (ez’ensi yonna) oluvannyuma lw’okukakasa obwetaavu. Tuwa n’obuweereza bw’okuddaabiriza obuziyiza buli kiseera (okugeza, okwekenneenya okukulukuta buli mwaka, okulambika okukyusa ebinyiga) n’okukakasa okugaba sipeeya okukendeeza ku budde bw’ebyuma nga tebikola.
Enkola zaffe ez’okuggyawo ggaasi wa haidrojeni salufayidi zimanyiddwa nnyo ebitongole ebikulembedde mu makolero g’amasannyalaze, eddagala ly’amafuta, n’okukuuma obutonde olw’okwesigamizibwa kwazo okw’amaanyi n’obulungi bwazo. Bakasitoma aba bulijjo mulimu: ebifo ebirongoosa ggaasi ow’obutonde, okulongoosa ggaasi off-okulongoosa ggaasi, okulongoosa amazzi amakyafu off-pulojekiti y’okulongoosa ggaasi ne biogas.
Kkampuni yaffe etuwa engeri z’enkolagana ezikyukakyuka okusobola okutuukiriza ebyetaago bya bakasitoma eby’enjawulo:
● Okugaba pulojekiti mu kisumuluzo: Okuwa empeereza ezigatta okuva ku dizayini, okukola, okuteeka okutuuka ku kutandika okukola, n'okutuusa enkola eyeetegefu-okukozesebwa-;
● Okutunda ebyuma: Tunda ebitundu ebikulu (omunaala gw’okunyiga, enkola y’okufuga, ppampu) okwawukana eri bakasitoma abalina obusobozi obw’okwessaako-;
● Empeereza y’okukola n’okuddaabiriza: Okukola emirimu n’okuddaabiriza enkola okumala ebbanga eddene-, ng’osasula okusinziira ku kiseera ky’okuweereza oba obusobozi bw’okujjanjaba;
T● okupangisa okw’ekiseera: Okuwa enkola z’okuggyawo H2S eziteekeddwa ku skid-ku pulojekiti ez’ekiseera (okugeza, okunoonyereza ku kifo kya ggaasi, okuddaabiriza mu bwangu) okukendeeza ku nsimbi bakasitoma ze bateeka mu kusooka.
Okugeraageranya tekinologiya ow’enjawulo ow’okuggya ggaasi wa haidrojeni salufayidi
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Tekinologiya w’okuggya omukka gwa hydrogen sulfide |
Emisingi emikulu |
Ebirungi ebirimu |
Ensonga ezikwatagana |
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Okunyiga eddagala (ekisengejjo kya alkaline/amine) . |
H2S ekwatagana n’ekisengejjero kya alkaline/amine okukola eminnyo egitabulwa |
Obulung’amu obw’amaanyi ( Obunene oba obwenkana 98%), okuddamu amangu, esaanira okubeera n’obungi bwa H2S |
Okulongoosa ggaasi ow’obutonde, okulongoosa off-ggaasi, ggaasi omunene-ebiramu |
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Okusikiriza mu mubiri (activated carbon/molecular sieve) . |
H2S esibibwa ensengekera y’obutuli (porous structure) y’ebisikiriza |
Enzimba ennyangu, okugwa kwa puleesa entono, tewali kuyiwa mazzi macaafu |
Ekirungo kya H2S ekitono ( Ekitono oba ekyenkana 500 ppm), ggaasi omutono-(okugeza, ggaasi ya laboratory off-) |
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Okuggyawo ebiramu |
Obuwuuka obutonotono mu biofilm bufuula H2S oxidize mu sulphur/sulfate |
Enkozesa y’eddagala entono, etali ya bulabe eri obutonde bw’ensi, ssente entono ezikozesebwa |
Okulongoosa amazzi amakyafu off-gas, biogas nga H2S entono ( Entono oba yenkana 1000 ppm) |
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Enkola ya claus |
H2S evunda mu bbugumu era n’ekola mu ngeri ya katalisiti okuvaamu ekibiriiti kya elementi |
Omuwendo omunene ogw’okuzzaawo salufa ( Gusinga oba ogwenkana 95%), ogusaanira ggaasi omukaawa ow’omutindo omunene- |
Ebifo/ebifo ebirongoosa ggaasi ebirimu H2S Ebisinga oba ebyenkana 25% (ggaasi omukaawa) . |
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Okwawukana kw’olususu |
Obuwuka obw’enjawulo obwa polimeeri buyita mu H2S mu ngeri elondamu |
Ebyuma ebitonotono, okugaziwa kwa modular okwangu |
Gaasi ow’omutindo ogwa wakati-nga alina ekirungo kya H2S ekya wakati (1000-5000 ppm) . |
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